/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef PINYINIME_INCLUDE_UTF16CHAR_H__
#define PINYINIME_INCLUDE_UTF16CHAR_H__

#include <stdlib.h>

namespace ime_pinyin {

#ifdef __cplusplus
extern "C" {
#endif

typedef unsigned short char16;

// Get a token from utf16_str,
// Returned pointer is a '\0'-terminated utf16 string, or NULL
// *utf16_str_next returns the next part of the string for further tokenizing
char16* utf16_strtok(char16* utf16_str, unsigned* token_size, char16** utf16_str_next);

int utf16_atoi(const char16* utf16_str);

float utf16_atof(const char16* utf16_str);

unsigned utf16_strlen(const char16* utf16_str);

int utf16_strcmp(const char16* str1, const char16* str2);
int utf16_strncmp(const char16* str1, const char16* str2, unsigned size);

char16* utf16_strcpy(char16* dst, const char16* src);
char16* utf16_strncpy(char16* dst, const char16* src, unsigned size);

char* utf16_strcpy_tochar(char* dst, const char16* src);

#ifdef __cplusplus
}
#endif
}  // namespace ime_pinyin

#endif  // PINYINIME_INCLUDE_UTF16CHAR_H__
